English noun: orifice | |||
1. | orifice (body) an aperture or hole that opens into a bodily cavity | ||
Samples | The orifice into the aorta from the lower left chamber of the heart. | ||
Synonyms | opening, porta | ||
Broader (hypernym) | passage, passageway | ||
Narrower (hyponym) | anus, aortic orifice, blastopore, cardia, cervix, cervix uteri, external orifice, fenestra, fontanel, fontanelle, introitus, mouth, naris, os, porta hepatis, pylorus, rima, soft spot, spiracle, stoma, urethral orifice, uterine cervix, vent | ||